CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income Statement [Abstract]
Revenues	$ 5,968	$ 6,536	$ 10,323	$ 12,369
Cost of sales:
Cost of sales	3,737	4,132	6,337	8,396
Depreciation expense	290	397	612	737
Total cost of sales	4,027	4,529	6,949	9,133
Gross profit	1,941	2,007	3,374	3,236
Operating expenses:
Selling, general and administrative	2,378	2,003	5,166	4,430
Depreciation and amortization	94	67	200	104
Total operating expenses	2,472	2,070	5,366	4,534
Operating loss	(531)	(63)	(1,992)	(1,298)
Other income (expense):
Interest expense, net	(6)	(64)	(61)	(125)
Equity in net income of joint venture	0	133	0	133
Gain on sale of property, plant and equipment	0	0	1,070	0
Other, net	0	(27)	0	(27)
Total other income (expense)	(6)	42	1,009	(19)
Loss before income taxes	(537)	(21)	(983)	(1,317)
Income tax expense	(5)	(8)	(10)	(14)
Net loss	$ (542)	$ (29)	$ (993)	$ (1,331)
Net loss per share:
Basic	$ (.03)		$ (.06)	$ (.09)
Diluted	$ (0.03)		$ (0.06)	$ (0.09)
Weighted-average shares outstanding:
Basic	15,546	15,110	15,555	15,120
Diluted	15,546	15,110	15,555	15,120